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Patent:US2319891


Patent:US 2319891
Title:Calculating apparatus
Date:25.05.1943
Place:Randolph, Massachusetts, USA
Country:USA
Person:Telander, Carl W. (P)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2319891 (espacenet),  US2319891 (uspto)


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